| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Agatha Christie: A Reader's Companion | Paperback | 978-1-84513-203-3 (1-84513-203-3) | 2006 | Stephen Poole |
| Agatha Christie: A Reader's Companion | Hardcover | 978-1-84513-015-2 (1-84513-015-4) | 2004 | " |